J. A. Estefan

Sensitivity Analysis of the Enhanced Orbit Determination Filter--Error Budget Development

P. D. Burkhart, J. A. Estefan, 1994 .

A comparative survey of current and proposed tropospheric refraction-delay models for DSN radio metric data calibration

O. J. Sovers, O. Sovers, J. A. Estefan, 1994 .

Sensitivity of Planetary Cruise Navigation to Earth Orientation Calibration Errors

W. M. Folkner, W. Folkner, J. A. Estefan, 1995 .